Leysen Jewellery Inc., formerly TESIRO Jewelry Inc., is a China-based company principally engaged in the design, development, production and distribution of fashion jewelry. The Companyâs main products are diamond and emerald, including rings, earrings, bracelets, as well as ornaments, among others. The Company mainly sells its products under the brand name of TESIRO and Chuanshi Emerald. It mainly distributes its products in domestic market, with Jiangsu province as its major market.
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